The answer is shape, waves keep the same shape when bouncing off something
the mole of the substance will boiling or freezing point ,
all of it melt or boiled,but the temperature won't change
water boil at 212°F (100°C)
energy remove and it will be ice
if energy is added to the matter
hope you understand!!!!!!!!!!!
<h3>Answer</h3>
m/s^2 (meter per sec square)
Explanation:
acc = change in velocity/time
= distance/time
----------------
time
= m/s
------
s
=m/s^2
<span>Crust: The thin, outer layer of the earth. Less than 1% of the Earth's mass.Made of solid rock, broken into plates.
Mantle: Molten rock on which plates float. Contains 67% of the earth's mass.
<span>
Core: Inner layer of the Earth. Made of both solid and liquid metals.</span></span>
Answer:
The pressure of the box on the floor is 200 Pa
Explanation:
Given,
Length of the box=0.5m
Width of the box= 0.1m
∴Area of the box, A= (0.5 X 0.1) sq.m
= 0.05 sq.m
We know,
Pressure, P= F/A
= 10/0.05 Pa
= 200 Pa
∴The pressure of the box on the floor is 200 Pa
